[PropertyInfo] added handling of nullable types in PhpDoc

While not specified in PSR-5, PhpDocumentor does support parsing
nullable types in the PHP 7.1 syntax (i.e. ?string), and returns those
in a Nullable wrapper. We currently don't handle this and neither throw
an error, which results in all kind of weird breakage when this syntax
is used (e.g. "class string|int not found").

Correctly parse this syntax into a nullable type.
This commit is contained in:
Oxan van Leeuwen 2018-06-17 12:05:07 +02:00
parent 4cec0e1260
commit 38b369be3f
6 changed files with 44 additions and 5 deletions

View File

@ -104,7 +104,7 @@
},
"conflict": {
"phpdocumentor/reflection-docblock": "<3.0||>=3.2.0,<3.2.2",
"phpdocumentor/type-resolver": "<0.2.1",
"phpdocumentor/type-resolver": "<0.3.0",
"phpunit/phpunit": "<4.8.35|<5.4.3,>=5.0"
},
"provide": {

View File

@ -94,6 +94,9 @@ class PhpDocExtractorTest extends TestCase
array('e', array(new Type(Type::BUILTIN_TYPE_ARRAY, false, null, true, new Type(Type::BUILTIN_TYPE_INT), new Type(Type::BUILTIN_TYPE_RESOURCE))), null, null),
array('f', array(new Type(Type::BUILTIN_TYPE_ARRAY, false, null, true, new Type(Type::BUILTIN_TYPE_INT), new Type(Type::BUILTIN_TYPE_OBJECT, false, 'DateTime'))), null, null),
array('g', array(new Type(Type::BUILTIN_TYPE_ARRAY, true, null, true)), 'Nullable array.', null),
array('h', array(new Type(Type::BUILTIN_TYPE_STRING, true)), null, null),
array('i', array(new Type(Type::BUILTIN_TYPE_STRING, true), new Type(Type::BUILTIN_TYPE_INT, true)), null, null),
array('j', array(new Type(Type::BUILTIN_TYPE_OBJECT, true, 'DateTime')), null, null),
array('donotexist', null, null, null),
array('staticGetter', null, null, null),
array('staticSetter', null, null, null),
@ -130,6 +133,9 @@ class PhpDocExtractorTest extends TestCase
array('e', array(new Type(Type::BUILTIN_TYPE_ARRAY, false, null, true, new Type(Type::BUILTIN_TYPE_INT), new Type(Type::BUILTIN_TYPE_RESOURCE))), null, null),
array('f', array(new Type(Type::BUILTIN_TYPE_ARRAY, false, null, true, new Type(Type::BUILTIN_TYPE_INT), new Type(Type::BUILTIN_TYPE_OBJECT, false, 'DateTime'))), null, null),
array('g', array(new Type(Type::BUILTIN_TYPE_ARRAY, true, null, true)), 'Nullable array.', null),
array('h', array(new Type(Type::BUILTIN_TYPE_STRING, true)), null, null),
array('i', array(new Type(Type::BUILTIN_TYPE_STRING, true), new Type(Type::BUILTIN_TYPE_INT, true)), null, null),
array('j', array(new Type(Type::BUILTIN_TYPE_OBJECT, true, 'DateTime')), null, null),
array('donotexist', null, null, null),
array('staticGetter', null, null, null),
array('staticSetter', null, null, null),
@ -165,6 +171,9 @@ class PhpDocExtractorTest extends TestCase
array('e', null, null, null),
array('f', null, null, null),
array('g', array(new Type(Type::BUILTIN_TYPE_ARRAY, true, null, true)), 'Nullable array.', null),
array('h', array(new Type(Type::BUILTIN_TYPE_STRING, true)), null, null),
array('i', array(new Type(Type::BUILTIN_TYPE_STRING, true), new Type(Type::BUILTIN_TYPE_INT, true)), null, null),
array('j', array(new Type(Type::BUILTIN_TYPE_OBJECT, true, 'DateTime')), null, null),
array('donotexist', null, null, null),
array('staticGetter', null, null, null),
array('staticSetter', null, null, null),

View File

@ -41,6 +41,9 @@ class ReflectionExtractorTest extends TestCase
'B',
'Guid',
'g',
'h',
'i',
'j',
'emptyVar',
'foo',
'foo2',
@ -77,6 +80,9 @@ class ReflectionExtractorTest extends TestCase
'B',
'Guid',
'g',
'h',
'i',
'j',
'emptyVar',
'foo',
'foo2',
@ -105,6 +111,9 @@ class ReflectionExtractorTest extends TestCase
'B',
'Guid',
'g',
'h',
'i',
'j',
'emptyVar',
'foo',
'foo2',

View File

@ -68,6 +68,21 @@ class Dummy extends ParentDummy
*/
public $g;
/**
* @var ?string
*/
public $h;
/**
* @var ?string|int
*/
public $i;
/**
* @var ?\DateTime
*/
public $j;
/**
* This should not be removed.
*

View File

@ -14,6 +14,7 @@ namespace Symfony\Component\PropertyInfo\Util;
use phpDocumentor\Reflection\Type as DocType;
use phpDocumentor\Reflection\Types\Compound;
use phpDocumentor\Reflection\Types\Null_;
use phpDocumentor\Reflection\Types\Nullable;
use Symfony\Component\PropertyInfo\Type;
/**
@ -27,13 +28,18 @@ final class PhpDocTypeHelper
/**
* Creates a {@see Type} from a PHPDoc type.
*
* @return Type
* @return Type[]
*/
public function getTypes(DocType $varType)
{
$types = array();
$nullable = false;
if ($varType instanceof Nullable) {
$nullable = true;
$varType = $varType->getActualType();
}
if (!$varType instanceof Compound) {
if ($varType instanceof Null_) {
$nullable = true;
@ -54,10 +60,10 @@ final class PhpDocTypeHelper
// If null is present, all types are nullable
$nullKey = array_search(Type::BUILTIN_TYPE_NULL, $varTypes);
$nullable = false !== $nullKey;
$nullable = $nullable || false !== $nullKey;
// Remove the null type from the type if other types are defined
if ($nullable && count($varTypes) > 1) {
if ($nullable && false !== $nullKey && count($varTypes) > 1) {
unset($varTypes[$nullKey]);
}

View File

@ -35,7 +35,7 @@
},
"conflict": {
"phpdocumentor/reflection-docblock": "<3.0||>=3.2.0,<3.2.2",
"phpdocumentor/type-resolver": "<0.2.1",
"phpdocumentor/type-resolver": "<0.3.0",
"symfony/dependency-injection": "<3.3"
},
"suggest": {